What is a theme for chap 23 of two roads

In 1933 the 21st amendment was added to the u. s. constitution, allowing for the manfacture, transportation, and sale of alacoholic beverages in the united states. why was this amendment needed?

Which anatomical feature would you expect to find in the fossil remains of a nocturnal species?

The graph below plots the temperature and luminosity of stars on the main sequence.